Factor Info

ID 191980
Size 1213 digits / 4028 bits
Status composite
Value 2899721872111503824248187265620303003891787643150047711795554029681205481288021164811819636435520005866141666291902701719922873223617583808043620215115505764810105099333861905657177467470440225821474116871318020943707010220734641171504296158451771292828556912514609195805638086053059386290243196976588454484261755785804709455049088246346235430203067244439860881056228124561124976398039172579884193622199574808971839223901653226952395336852985302174555715937550922208608084960143104924208787885535721602658661057014477447286821097758580019724696323226345687769588373542426692747932508600261745063473120985372367216316931678522073133789830620513153639703685749955377102298098449431151054526184238939431466979777661217552101990518842763076826012953586313368361061798783705948416968502579712250637228003365996406000604542432037463848437790946613529754601996181160276782796843911162760603393829036165826511140637763609651116429187547020065769256464179653444827647886843760359123833262084244408558319833894654232623598519180242007333509917166841977507590737623521059278932995658192064001994701733018806259885274359512964415205213926729310928325686965542984620466871504007861858780967424704025653621687268842497483330521

Factorizations

Primary (ID: 10992) 547333986651898072842377675163471837962890985973125246350034203217630398420672284491154994811424015534066398921894452720167394637907845175059131590798247402908851419071784748383565979336687776059475368213516748629831 (proven prime)
(ID: 191981) 5297902090548807362588691647167563933972388766197789595751975666029913685625956605572448548116298096545838801681785314871045344560397943253876444063031399777235375250484302026226465567955648560757244756089894856392475234364745383330076218745551605798354930755935158664049637995336688672621447839913090967212189018497606502580027408931496157021612418640189280653500628852809885278051480735319252136312692034425039020862444077865232989975392601746858003530121230785337320997695589835006525616625775234077579300103146775356335596070650442123605382565936349733581573090311901840829836832442297181186348884825203711995844025005326409581611219551344671580768352798657594459423943257132419675670874446525841463717973861106645472765861895515010646669593405674243136647216265388690990444213326091631591669642773935960262204416897392301530615062973065923651494617935620178175046635728237500504264818291753474787983443867192904131631327503340778393426470378389389929323985972233733588378844093784024668928991 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.